It worked great on my 2018 GT Sport (BTW: which I am selling). Easy to install and all the install info and app are at the website.

The throttle response controller that will change your driving experience and add driving pleasure!
Eliminating the acceleration delay with various driving modes: Race, Super Sport, Sport, Dynamic, Eco, Valet, Lock with three different acceleration curves: Linear, Dynamic and Exponential.
Maximum personalization use the integrated Bluetooth and smartphone application available for iOS and Android OS. Auto unlock and Valet to normal mode with Bluetooth detection.
Eliminate the initial throttle lag with precision, Easy installation and no programming